body{
    margin: 0px;
}


/* 导航栏 */
#NavB{
    position: fixed;
    background-color: white;
    /* top: 0px; */
    width: 200%;
    height: 70px;
    z-index: 200;
    top: 0px;
    /* animation: myfirst 0.5s ease 2s 1 normal; */
    transform: top;
    transition-duration: 0.5s;    
    box-shadow: 2px 2px 2px #C0C0C0;
}
#opNa{
    position: absolute;
    /* top: 0px; */
    width: 100%;
    height: 70px;
    z-index: 2;
    top: 0px;
    /* animation: myfirst 0.5s ease 2s 1 normal; */
    transform: top;
    transition-duration: 0.5s;    
}       
#zero{
    position: absolute  ;
    height: 45%;
    z-index: 2;
    top: 25%;
    left: 50px;
}
#op{
    position: absolute;
    width: 2%;
    top: 32%;
    left:15%;
    cursor:pointer;
}
/* 导航列表 */
div div ul{
    position: absolute;
    left: 550px;
    top:-16px;
    font-size: 100%;
    list-style:none;
    color: grey;
    padding: 0 0 0 0;
}
div div ul li{
    position: relative;
    margin: 0 0px;
    float: left;
}
div div ul li a{
    position: relative;
    text-decoration: none;
    color: #595959;
    background-color: white;
    display: block;
    width: 150px;
    height: 70px;
    text-align: center;
    line-height:400%;
    transition-duration: 0.5s;
    transform: background-color;
    transform: color;
}
div div ul li a:hover{
    background-color: #11643F;
    color: white;
}
#down_span{
    position: absolute;
    top: 70px;
    left: 550px;
    width: 150px;
    height: 0px;
    text-align: center;
    background-color: white;
    transform: height;
    transition-duration: 0.5s;
    overflow: hidden;
    box-shadow: 2px 2px 2px #C0C0C0;
    cursor: pointer;
}

#down_span span{
    /* text-align: center; */
    color: #595959;
    line-height: 70px;
}



#lxwm{
    position: absolute;
    top:100px;
    left: 45px;
}

#lxwm span{
    color: green;
    font-size: 32px;
    font-weight: lighter;
}

#line{
    position: absolute;
    top: 150px;
    width: 95%;
    height: 1.5px;
    left: 30px;
    background-color: #11643F;
}


#txt{
    position: absolute;
    top: 180px;
    color: grey;
    width: 1350px;
}

#txt1{
    position: absolute;
    left: 45px;
}

#txt2{
    position: absolute;
    left: 495px;
}

#txt3{
    position: absolute;
    left: 945px;
}

#zxly{
    position: absolute;
    left: 45px;
    top: 450px;
    font-size: 32px;
    font-weight: lighter;
    color: grey;
}

#zxlyTxt{
    position: absolute;
    left: 45px;
    top: 520px;
    font-weight: lighter;
    color: grey;
}


form{
    position: absolute;
    top:620px;
}

#inpBox{
    float: left;
}

form input{
    position: relative;
    left: 50px;
    width: 410px;
    height: 46px;
    color: lightgrey;
}

form input:focus{
    outline: none;
}


form textarea{
    position: relative;
    top: 8px;
    left: 50px;
    width: 1245px;
    height: 250px;
    color: lightgray;
    font-size: 13px;
    line-height: 50px;
}

#sub{
    position: absolute;
    width: 220px;
    height: 60px;
    top: 980px;
    text-align: center;
    left: 580px;
    line-height:60px;
    background-color: #696969;
}

#sub span{
    color: white;
    font-size: 20px;
}


/* 底栏 */

#lowCo{
    position: absolute;
    bottom: -720px;
    width:100%;
    height: 40%;
    background-color: #595959;
}

#QR{
    position: absolute;
    top: 30%;
    left: 10%;
    width: 8%;
    float: left;
}
#lowCo ul{
    position: absolute;
    top: 3%;
    left: 40%;
}

#lowCo ul li{
    position: relative;
    margin: 0 0px;
    float: left;
    display: block;
    width: 300px;
    height: 70px
}
#lowCo ul li a{
    position: relative;
    text-decoration: none;
    color: white;
    text-align: center;
    line-height:400%;
}

#lxfs{
    position: absolute;
    top: 18%;
    left: 60%;
    color: white;
    font-size: 14px;
}

#fwzn{
    position: absolute;
    top: 18%;
    left: 35%;
    color: white;
    font-size: 14px;
}
